Eptenis

Eptenis (344 BC-302 BC) was the King of Thrace from 323 BC to 302 BC. Eptenis originally allied with the Roman Republic, but in 302 BC he was killed when the Romans conquered Dyrrhachium.

Biography
Eptenis succeeded Alexander the Great as the King of Thrace after he died, leading the nation that splintered from the Macedonian Empire. Eptenis allied with the Roman Republic against the Greek Cities along the Dalmatian shore, but he eventually went to war with the Romans after an assassination attempt on his life failed. The Romans captured Dyrrhachium in 302 BC, and Eptenis was killed.